Allergens Widespread in Largest Study of U.S. Homes - Researchers from the National Institutes of Health report that over 90% of homes had three or more detectable allergens, and 73% of homes had at least one allergen at elevated levels.

Allergens Widespread in Largest Study of U.S. Homes - Researchers from the National Institutes of Health report that over 90% of homes had three or more detectable allergens, and 73% of homes had at least one allergen at elevated levels.: http://ift.tt/2jXQQF3 Read more... http://ift.tt/2jXu5RG